Company lists · Data refreshed September 2026
Top 25 Power generation companies based in the United Kingdom
RevenueBase identified 72 company matches for power generation companies associated with the United Kingdom as of September 2026 and tracks 49,195 professional contacts across them, including 16,983 with verified work emails. London is the largest hub.
This list covers company matches for power generation companies associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest power generation companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 24,403 contacts → | ||||
Exact match “We power the lives of millions of people across Britain, New York and Massachusetts, moving energy from where it’s made to the communities that need it, every single day.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 8,188 contacts → | ||||
Exact match “EDF is leading the charge towards An Electric Britain to help make energy more affordable and sustainable.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 4,555 contacts → | ||||
Exact match “Centrica is an international energy services and solutions company, founded on a 200-year heritage of serving customers in homes and businesses.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 4,343 contacts → | ||||
Exact match “It's on us to make new energy work.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 3,989 contacts → | ||||
Exact match “We're on a mission to make a big green dent in the universe by building a truly sustainable energy system globally.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 617 contacts → | ||||
Exact match “px Group is a fully integrated infrastructure solutions business which delivers net zero and stakeholder success through elite performance in the safety, availability, reliability…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 324 contacts → | ||||
Exact match “InterGen is a power generation firm with four power plants in operation and a significant development pipeline in the UK, representing a total generation capacity of 2,800…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 214 contacts → | ||||
Exact match “With a capacity of 3.5GW, we are one of the leading power companies in the UK and Ireland.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 174 contacts → | ||||
Exact match “Conrad Energy is a leading UK energy company.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 160 contacts → | ||||
Exact match “TTEP is a flexible power generation company jointly owned by EPH and TotalEnergies.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 108 contacts → | ||||
Exact match “Excalon is one of the Britain’s leading UK Electrical Utility Service Providers.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 79 contacts → | ||||
Exact match “Highview is a leading energy infrastructure business.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 44 contacts → | ||||
Exact match “With over 550MW of flexible generation under management and a series of grid stability projects in construction and development, we play an important role in supporting a UK…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 37 contacts → | ||||
Exact match “EnBW Energie-Baden-Württemberg AG - the name reflects our roots and our commitment.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 28 contacts → | ||||
Exact match “Marchwood Power Limited owns and operates a £380million natural gas-fired combined cycle (CCGT) power station on Marchwood Industrial Park.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 13 contacts → | ||||
Exact match “Saltend Cogeneration Company Limited is a gas fired power station in Hull, UK and part of the Triton Power Ltd group of companies.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 9 contacts → | ||||
Exact match “Serving the UK and Ireland with Industry leading power generation solutions, specialising in: DIESEL GENERATORS GAS GENERATORS CHP CONTROLS & MONITORING EMERGING TECHNOLOGIES” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 9 contacts → | ||||
Exact match “Green Frog Power Ltd is a utility company based at 17 The Courtyard, Gorsey Lane, Coleshill, Birmingham, B46 1JA.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 8 contacts → | ||||
Exact match “EnDCo is the brand name of EPG Energy Limited, a UK-based energy supply business operating in the corporate sector.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 8 contacts → | ||||
Exact match “MARBLE POWER LIMITED is an energy supply company based out of Kestrel Court, Waterwells Drive, Quedgeley, Gloucester, United Kingdom.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 6 contacts → | ||||
Exact match “Independent Power Corporation Plc (IPC) is a UK-based Independent Power Producer dedicated to developing, owning and operating reliable, efficient and future-ready energy assets.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 6 contacts → | ||||
Exact match “GAS ENGINE EXCHANGE LTD is a business supplies and equipment company based out of United Kingdom.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 3 contacts → | ||||
Exact match “CONCISE ENERGY BROKERS LIMITED is an utilities company based out of 124 City Road, EC1V 2NX London, United Kingdom.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “We empower businesses to reach Net Zero and are removing the stigma that reaching Net Zero will be a financial burden.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “POSITIVE SOLUTIONS ELECTRICAL LTD is an utilities company based out of 4 TOLLSWORTH WAY PUCKERIDGE, NR WARE, United Kingdom.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “power generation companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 72 power generation companies based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 16,983 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Power generation companies based in the United Kingdom at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 72 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United Kingdom whose business descriptions match “power generation companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 16,983 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “power generation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many power generation companies are there based in the United Kingdom?
RevenueBase identified 72 company matches for power generation companies associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
National Grid tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most power generation companies?
London leads with 18 company records, followed by Chelmsford (2) and Stockton On Tees (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 16,983 professional contacts with verified work emails tracked across these 72 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 72 power generation companies based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Power generation companies based in Argentina
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Company intelligence · public preview
Top 25 power generation companies based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 72 matching company records for power generation companies based in the United Kingdom, with 49,195 tracked contacts and 16,983 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 power generation companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  National Gridnationalgrid.comHQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 24,403 contacts → |
“We power the lives of millions of people across Britain, New York and Massachusetts, moving energy from where it’s made to the communities that need it, every single day.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  EDF UKedfenergy.comHQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 8,188 contacts → |
“EDF is leading the charge towards An Electric Britain to help make energy more affordable and sustainable.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Centricacentrica.comHQ: Windsor, United KingdomReported employees: 10001+ | Windsor, United Kingdom | 10001+ | Exact match | 4,555 contacts → |
“Centrica is an international energy services and solutions company, founded on a 200-year heritage of serving customers in homes and businesses.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  E.On UKeonenergy.comHQ: Coventry, United KingdomReported employees: 10001+ | Coventry, United Kingdom | 10001+ | Exact match | 4,343 contacts → |
“It's on us to make new energy work.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Octopus Energyoctopus.energyHQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 3,989 contacts → |
“We're on a mission to make a big green dent in the universe by building a truly sustainable energy system globally.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  PX Grouppxlimited.comHQ: Stockton On Tees, United KingdomReported employees: 501-1,000 | Stockton On Tees, United Kingdom | 501-1,000 | Exact match | 617 contacts → |
“px Group is a fully integrated infrastructure solutions business which delivers net zero and stakeholder success through elite performance in the safety, availability, reliability…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Intergenintergen.com HQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 324 contacts → |
“InterGen is a power generation firm with four power plants in operation and a significant development pipeline in the UK, representing a total generation capacity of 2,800…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  VPIvpi.co.ukHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 214 contacts → |
“With a capacity of 3.5GW, we are one of the leading power companies in the UK and Ireland.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Conrad Energyconradenergy.co.ukHQ: Abingdon, United KingdomReported employees: 51-200 | Abingdon, United Kingdom | 51-200 | Exact match | 174 contacts → |
“Conrad Energy is a leading UK energy company.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  TTEPepuki.co.ukHQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 160 contacts → |
“TTEP is a flexible power generation company jointly owned by EPH and TotalEnergies.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Excalon LTDexcalon.com HQ: Salford, United KingdomReported employees: 201-500 | Salford, United Kingdom | 201-500 | Exact match | 108 contacts → |
“Excalon is one of the Britain’s leading UK Electrical Utility Service Providers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Highviewhighviewpower.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 79 contacts → |
“Highview is a leading energy infrastructure business.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Welsh Power Pŵer Cymruwelshpower.com HQ: Cardiff, United KingdomReported employees: 11-50 | Cardiff, United Kingdom | 11-50 | Exact match | 44 contacts → |
“With over 550MW of flexible generation under management and a series of grid stability projects in construction and development, we play an important role in supporting a UK…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Enbw Generation UKenbw.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 37 contacts → |
“EnBW Energie-Baden-Württemberg AG - the name reflects our roots and our commitment.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Marchwood Power LTDmarchwoodpower.com HQ: Marchwood, United KingdomReported employees: 11-50 | Marchwood, United Kingdom | 11-50 | Exact match | 28 contacts → |
“Marchwood Power Limited owns and operates a £380million natural gas-fired combined cycle (CCGT) power station on Marchwood Industrial Park.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Saltend Cogeneration Company Limitedtritonpower.co.uk HQ: Hull, United KingdomReported employees: 51-200 | Hull, United Kingdom | 51-200 | Exact match | 13 contacts → |
“Saltend Cogeneration Company Limited is a gas fired power station in Hull, UK and part of the Triton Power Ltd group of companies.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | PM Powerpmpower.com HQ: Lisburn, United KingdomReported employees: 11-50 | Lisburn, United Kingdom | 11-50 | Exact match | 9 contacts → |
“Serving the UK and Ireland with Industry leading power generation solutions, specialising in: DIESEL GENERATORS GAS GENERATORS CHP CONTROLS & MONITORING EMERGING TECHNOLOGIES” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Green Frog Power LTDgreenfrogpower.co.uk HQ: Birmingham, United KingdomReported employees: 11-50 | Birmingham, United Kingdom | 11-50 | Exact match | 9 contacts → |
“Green Frog Power Ltd is a utility company based at 17 The Courtyard, Gorsey Lane, Coleshill, Birmingham, B46 1JA.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  ENDCOendco.co.ukHQ: Chelmsford, United KingdomReported employees: 11-50 | Chelmsford, United Kingdom | 11-50 | Exact match | 8 contacts → |
“EnDCo is the brand name of EPG Energy Limited, a UK-based energy supply business operating in the corporate sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Marble Power Limitedmarble-power.comHQ: Newport, United KingdomReported employees: 11-50 | Newport, United Kingdom | 11-50 | Exact match | 8 contacts → |
“MARBLE POWER LIMITED is an energy supply company based out of Kestrel Court, Waterwells Drive, Quedgeley, Gloucester, United Kingdom.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Independent Power Corporation PLCindpow.co.ukHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 6 contacts → |
“Independent Power Corporation Plc (IPC) is a UK-based Independent Power Producer dedicated to developing, owning and operating reliable, efficient and future-ready energy assets.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  GAS Engine Exchange LTDgasengineexchange.comHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 6 contacts → |
“GAS ENGINE EXCHANGE LTD is a business supplies and equipment company based out of United Kingdom.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Concise Energy Brokers Limitedconcise-energy.co.ukHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 3 contacts → |
“CONCISE ENERGY BROKERS LIMITED is an utilities company based out of 124 City Road, EC1V 2NX London, United Kingdom.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | NET Zero Technologiesnetzerotec.co.uk HQ: Newcastle, United KingdomReported employees: 11-50 | Newcastle, United Kingdom | 11-50 | Exact match | 2 contacts → |
“We empower businesses to reach Net Zero and are removing the stigma that reaching Net Zero will be a financial burden.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Positive Solutions Electrical LTDpselec.co.ukHQ: Harlow, United KingdomReported employees: 1-10 | Harlow, United Kingdom | 1-10 | Exact match | 2 contacts → |
“POSITIVE SOLUTIONS ELECTRICAL LTD is an utilities company based out of 4 TOLLSWORTH WAY PUCKERIDGE, NR WARE, United Kingdom.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 72 company matches
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Power generation companies: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
71 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 72 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for power generation companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many power generation companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 72 matching company records, 49,195 tracked contacts and 16,983 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Power generation companies by geography
- Power generation companies based in Argentina
- Power generation companies based in Australia
- Power generation companies based in Brazil
- Power generation companies based in Canada
- Power generation companies based in Colombia
- Power generation companies based in France
- Power generation companies based in Germany
- Power generation companies based in India
- Power generation companies based in Indonesia
- Power generation companies based in Italy
- Power generation companies based in Mexico
- Power generation companies based in Nigeria
Cite this list
RevenueBase Data Team. Top 25 power generation companies based in the United Kingdom. Snapshot: September 16, 2026. https://revenuebase.ai/companies/power-generation-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Power generation companies based in Argentina
- Power generation companies based in Australia
- Power generation companies based in Brazil
- Power generation companies based in Canada
- Power generation companies based in Colombia
- Power generation companies based in France
Company intelligence · public preview
Top 25 power generation companies based in the United Kingdom
RevenueBase records 72 matching company records for power generation companies based in the United Kingdom, with 49,195 tracked contacts and 16,983 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 power generation companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | National Gridnationalgrid.com HQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 24,403 contacts → |
“We power the lives of millions of people across Britain, New York and Massachusetts, moving energy from where it’s made to the communities that need it, every single day.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | EDF UKedfenergy.com HQ: London, United KingdomReported employees: 10001+ | London, United Kingdom | 10001+ | Exact match | 8,188 contacts → |
“EDF is leading the charge towards An Electric Britain to help make energy more affordable and sustainable.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Centricacentrica.com HQ: Windsor, United KingdomReported employees: 10001+ | Windsor, United Kingdom | 10001+ | Exact match | 4,555 contacts → |
“Centrica is an international energy services and solutions company, founded on a 200-year heritage of serving customers in homes and businesses.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | E.On UKeonenergy.com HQ: Coventry, United KingdomReported employees: 10001+ | Coventry, United Kingdom | 10001+ | Exact match | 4,343 contacts → |
“It's on us to make new energy work.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Octopus Energyoctopus.energy HQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 3,989 contacts → |
“We're on a mission to make a big green dent in the universe by building a truly sustainable energy system globally.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | PX Grouppxlimited.com HQ: Stockton On Tees, United KingdomReported employees: 501-1,000 | Stockton On Tees, United Kingdom | 501-1,000 | Exact match | 617 contacts → |
“px Group is a fully integrated infrastructure solutions business which delivers net zero and stakeholder success through elite performance in the safety, availability, reliability…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Intergenintergen.com HQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 324 contacts → |
“InterGen is a power generation firm with four power plants in operation and a significant development pipeline in the UK, representing a total generation capacity of 2,800…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | VPIvpi.co.uk HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 214 contacts → |
“With a capacity of 3.5GW, we are one of the leading power companies in the UK and Ireland.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Conrad Energyconradenergy.co.uk HQ: Abingdon, United KingdomReported employees: 51-200 | Abingdon, United Kingdom | 51-200 | Exact match | 174 contacts → |
“Conrad Energy is a leading UK energy company.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | TTEPepuki.co.uk HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 160 contacts → |
“TTEP is a flexible power generation company jointly owned by EPH and TotalEnergies.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Excalon LTDexcalon.com HQ: Salford, United KingdomReported employees: 201-500 | Salford, United Kingdom | 201-500 | Exact match | 108 contacts → |
“Excalon is one of the Britain’s leading UK Electrical Utility Service Providers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Highviewhighviewpower.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 79 contacts → |
“Highview is a leading energy infrastructure business.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Welsh Power Pŵer Cymruwelshpower.com HQ: Cardiff, United KingdomReported employees: 11-50 | Cardiff, United Kingdom | 11-50 | Exact match | 44 contacts → |
“With over 550MW of flexible generation under management and a series of grid stability projects in construction and development, we play an important role in supporting a UK…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Enbw Generation UKenbw.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 37 contacts → |
“EnBW Energie-Baden-Württemberg AG - the name reflects our roots and our commitment.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Marchwood Power LTDmarchwoodpower.com HQ: Marchwood, United KingdomReported employees: 11-50 | Marchwood, United Kingdom | 11-50 | Exact match | 28 contacts → |
“Marchwood Power Limited owns and operates a £380million natural gas-fired combined cycle (CCGT) power station on Marchwood Industrial Park.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Saltend Cogeneration Company Limitedtritonpower.co.uk HQ: Hull, United KingdomReported employees: 51-200 | Hull, United Kingdom | 51-200 | Exact match | 13 contacts → |
“Saltend Cogeneration Company Limited is a gas fired power station in Hull, UK and part of the Triton Power Ltd group of companies.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | PM Powerpmpower.com HQ: Lisburn, United KingdomReported employees: 11-50 | Lisburn, United Kingdom | 11-50 | Exact match | 9 contacts → |
“Serving the UK and Ireland with Industry leading power generation solutions, specialising in: DIESEL GENERATORS GAS GENERATORS CHP CONTROLS & MONITORING EMERGING TECHNOLOGIES” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Green Frog Power LTDgreenfrogpower.co.uk HQ: Birmingham, United KingdomReported employees: 11-50 | Birmingham, United Kingdom | 11-50 | Exact match | 9 contacts → |
“Green Frog Power Ltd is a utility company based at 17 The Courtyard, Gorsey Lane, Coleshill, Birmingham, B46 1JA.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | ENDCOendco.co.uk HQ: Chelmsford, United KingdomReported employees: 11-50 | Chelmsford, United Kingdom | 11-50 | Exact match | 8 contacts → |
“EnDCo is the brand name of EPG Energy Limited, a UK-based energy supply business operating in the corporate sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Marble Power Limitedmarble-power.com HQ: Newport, United KingdomReported employees: 11-50 | Newport, United Kingdom | 11-50 | Exact match | 8 contacts → |
“MARBLE POWER LIMITED is an energy supply company based out of Kestrel Court, Waterwells Drive, Quedgeley, Gloucester, United Kingdom.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Independent Power Corporation PLCindpow.co.uk HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 6 contacts → |
“Independent Power Corporation Plc (IPC) is a UK-based Independent Power Producer dedicated to developing, owning and operating reliable, efficient and future-ready energy assets.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | GAS Engine Exchange LTDgasengineexchange.com HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 6 contacts → |
“GAS ENGINE EXCHANGE LTD is a business supplies and equipment company based out of United Kingdom.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Concise Energy Brokers Limitedconcise-energy.co.uk HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 3 contacts → |
“CONCISE ENERGY BROKERS LIMITED is an utilities company based out of 124 City Road, EC1V 2NX London, United Kingdom.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | NET Zero Technologiesnetzerotec.co.uk HQ: Newcastle, United KingdomReported employees: 11-50 | Newcastle, United Kingdom | 11-50 | Exact match | 2 contacts → |
“We empower businesses to reach Net Zero and are removing the stigma that reaching Net Zero will be a financial burden.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Positive Solutions Electrical LTDpselec.co.uk HQ: Harlow, United KingdomReported employees: 1-10 | Harlow, United Kingdom | 1-10 | Exact match | 2 contacts → |
“POSITIVE SOLUTIONS ELECTRICAL LTD is an utilities company based out of 4 TOLLSWORTH WAY PUCKERIDGE, NR WARE, United Kingdom.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 72 company matches
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Power generation companies: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
71 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 72 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for power generation companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many power generation companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 72 matching company records, 49,195 tracked contacts and 16,983 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 power generation companies based in the United Kingdom. Snapshot: September 16, 2026. https://revenuebase.ai/companies/power-generation-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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